Commit 324de40a authored by Dmytro Laktyushkin's avatar Dmytro Laktyushkin Committed by Alex Deucher
Browse files

drm/amd/display: fix dc_get_edp_link_panel_inst to only consider links with panels 



This function is meant to be used on multi-edp systems and only makes sense
if only links with connected panels are considered.

Acked-by: default avatarAurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: default avatarDmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 2d90a1c0

drivers/gpu/drm/amd/display/dc/dc_link.h

+9 −6
Original line number Diff line number Diff line
@@ -335,15 +335,18 @@ static inline bool dc_get_edp_link_panel_inst(const struct dc *dc, 
		unsigned int *inst_out)

{

	struct dc_link *edp_links[MAX_NUM_EDP];

	int edp_num;

	int edp_num, i;



	if (link->connector_signal != SIGNAL_TYPE_EDP)

	*inst_out = 0;

	if (link->connector_signal != SIGNAL_TYPE_EDP || !link->local_sink)

		return false;

	get_edp_links(dc, edp_links, &edp_num);

	if ((edp_num > 1) && (link->link_index > edp_links[0]->link_index))

		*inst_out = 1;

	else

		*inst_out = 0;

	for (i = 0; i < edp_num; i++) {

		if (link == edp_links[i])

			break;

		if (edp_links[i]->local_sink)

			(*inst_out)++;

	}

	return true;

}